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7.5.5

Last updated almost 2 years ago

13 questions

1

Question 1

1.

1. Write each subtraction equation as an addition equation.
a) a - 9 = 6

1

1

1

8

1

1

Question 7

7.

4. Find the solution to each equation mentally. (No Calculator!)
a) 30 + a = 40

1

Question 8

8.

4. Find the solution to each equation mentally. (No Calculator!)
b) 500 + b = 200

1

1

8

1

1

Question 2

2.

1. Write each subtraction equation as an addition equation.
b) p - 20 = 30

Question 3

3.

1. Write each subtraction equation as an addition equation.
c) z - (-12) = 15

Question 4

4.

1. Write each subtraction equation as an addition equation.
d) x - (-7) = -10

Question 5

5.

2. Find each difference. If you get stuck, consider drawing a number line diagram. 
a) 9 - 4 = _______ 
b) 4 - 9 = _______
c) 9 - (-4) = _______ 
d) -9 - (-4) = _______ 
e) -9 - 4 = _______ 
f) 4 - (-9) = _______ 
g) -4 - (-9) = _______ 
h) -4 - 9 = _______ 

Question 6

6.

3. A restaurant bill is $59 and you pay $72. What percentage gratuity did you pay?

Question 9

9.

4. Find the solution to each equation mentally. (No Calculator!)
c) -1 + c = -2

Question 10

10.

4. Find the solution to each equation mentally. (No Calculator!)
d) d + 3,567 = 0

Question 11

11.

5. One kilogram is 2.2 pounds. Complete the tables. What is the interpretation of the constant of proportionality in each case?

Question 12

12.

Exit Ticket
1. Which other expression has the same value as (-14) - 8?
Explain your reasoning in the space provided below.

a) (-14) + 8

b) 14 - (-8)

c) 14 + (-8)

d) (-14) + (-8)

Question 13

13.

Exit Ticket
2. Which other expression has the same value as (-14) - (-8)?
Explain your reasoning in the space provided below.

a) (-14) + 8

b) 14 - (-8)

c) 14 + (-8)

d) (-14) + (-8)